Author:Maree, JP; Dingemans, D; Van Tonder, GJ; Mtimkulu, SDate:1998Iron (II) should be oxidised to iron (III) before the neutralisation of acid water with limestone, otherwise the oxidation will occur downstream of the neutralisation plant with the formation of acid (reactions 1 and 2). This study aimed at ...Read more
Author:Xu, Y; Titus, R; Holness, SD; Zhang, J; Van Tonder, GJDate:Oct 2002In South Africa, the flow requirements for maintaining the normal functioning of aquatic ecosystems is termed the “ecological reserve” and these should be determined when a licence application for water allocation is processed. Determination ...Read more